Jotagas 2019 JTG Series User manual

MANUAL DE USUARIO
USER MANUAL
MANUEL D´UTILISATEUR
BENUTZERHANDBUCH
MANUALE DELL'UTENTE
TRIAL
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125cc/250cc/280cc/300cc
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MOTORCYCLES & E-BIKES

ENGLISH
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125cc/250cc/280cc/300cc
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MOTORCYCLES & E-BIKES

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ENGLISH
! SAGATOJ ot emocleW
Thank you for the confidence y ou
have shown in our brand by
purchasing this motorcycle designed
for Trial.
As a JTG user, you will enjoy a
product that o ers innova n
where strictly necessary, without
excesses, incorpora ng
characteris cs such as quality,
pres ge and exclusivity.
Designed by o -road professionals
to o er comfortable and e e ve
service without forge ng a
compe ve spirit, that will enable
you to experience the performance
of a winner, ready at your disposal.
JOTAGAS

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JTG ADVISES YOU:
Please read this user manual carefully before using your motorcycle. In it you will find all the instru ons necessary for co rrect
opera on of the machine as well as for your own safety, enabling you to a ain op maintenance and service life from the
very first day.
Please pay special a n on to notes bearing these symbols:
In add on to the specific warning notes, this manual also contains other ps for be er use of your motorcycle as well as be er
adjustment and control of important features of the vehicle.
JTG reserves the right to modify this manual.
ATTENTION! This symbol refers to aspects which if ignored could cause damage to your motorcycle. Non-observance of
these warnings could render the guarantee void.
PRECAUTION! This symbol refers to aspects which if ignored could result in physical danger to the user.

JTG RECOMMENDS:
In case of any doubt as to possible adjustments of your motorcycle,
in this manual and/or contact an authorised JTG dealer.
manual and familiarise yourself with the features of y
our
vehicle before driving it at maximum power.
-in period of at least 8-10 hours for the engine to bed i
n,
speed only.
. T .
temperature, especi .
-stroke oil mixed with 98-octane fuel in a 1% not use
any
other type of lubrica JTG mechanic.
This motorcycle is designed to carry only one person; .
this manual.
This vehicle has been designed for safe riding, as long as the rider is equipped with the necessary safety
gear
(Helmet, body protec , etc.). Take care and ride in a sensible manner.
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ENGLISH

TABLE OF CONTENTS
Descrip
7
Technical datasheet
9
11
12
The choke 12
Gear change 13
Fuel tap
13
Fuel tank 14
Tyres
15
Brakes
16
Steering lock 17
Side stand
17
Handlebar and instrument panel
18
the handlebar 19
Checking the oil level
19
20
Sparkplug
21
Cooling system
22
Carbure
23
A
24
Reed valve box
25
Transmission chain
25
Suspension
26
Swing arm
27
Maintaining the motorcycle 28
Speedometer 29
Torque values
33
Storage
34
35
n 39
40
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DESCRIPTION OF PARTS
1- Clutch lever
2- Indicator, horn and stop
3- Brake lever
4- Accelerator
5- Radiator cap
6- Fuel tank cap
7-
edal
8- Fuel tank
9- Radiator
10- Radiator drainage bolt
11- Sump oil level peep hole
12- Rear brake pedal
13- Engine breather
14- Fuel tap
15- Reed valve
16- Transmission chain
18- Gear change pedal
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19- Front fork
20- Spark plug
21- Silencer
22- Swing arm
23- Exhaust pipe
24- Water pump
25- Front mudguard
26- Front brake caliper
27-
28-
29- Carbur
30- Centre stand
31- Rear sprocket
32- Speedometer
33- Front suspension adjustment
34- Footrests
35- Rear mudguard
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ENGLISH
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We recommend you take note of the serial number
and iden fic n data of your motorcycle for use in
case of the or to order spare parts.
VEHICLE INFORMATION
MANUFACTURER’S IDENTIFICATION PLATE (Under
the fuel tank)
This plate contains informa n regarding vehicle
ce fica , take note of this for easy idenfica n of your
vehicle, when needed.
SERIAL NUMBER AND KEY CODE
These numbers iden fy your motorcycle and the steering
lock, take note of them in this manual ( e.g. for ordering
new keys if you lose them).
1- MANUFACTURER’S IDENTIFICATION PLATE
2- CHASSIS NUMBER
3- KEY CODE
(Supplied with the keys)
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STARTING AND STOPPING THE ENGINE
open and that the gearbox is in neutral or if not, that the
clutch lever is pulled in.
pedal, located on the right-hand side
of the motorcycle. It will also be necessary to use the choke
.
To stop the engine,
on the handlebar.
THE CHOKE
Use the choke when the engine is cold to start without
causing damage to the engine. This device, when used
properly, will avoid excessive wear and mechanical damage
.
.
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GEAR CHANGE
The gear change is controlled by a pedal
-hand
side of the vehicle, the sequence is as indicated in the
.
must disengage the clutch by pulling in the clutch lever on
-hand side of the handlebar. The gearbox is
, i.e., to change from 2nd to 4th gear you must
rd gear.
FUEL TAP
The fuel tap is under the fuel tank.
ON
reserve, select the RES
and RES.
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FUEL TANK
This motorcycle’s fuel tank is built into the chassis, more
specifically the upper part of the chassis. It holds 2 .7 litres
of fuel which should be lead free petrol with two-stroke oil
in the propo ons specified on the technical datasheet. The
tank cap is at the top of the tank.
Petrol minimum octane r : 98 octanes
Important. Do not mix vegetable and mineral oil. Respect
the specified levels and propor ns for correct
combus on. For a homogeneous mix, first pour the oil
into a container and add some petrol, shake and then
add the mixture to the rest of the petrol. Avoid mixing at
low temperature, as this will make the operation more
di cult.
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TYRES
When riding on low adherence terrain, you can reduce the
pressure slightly in order to favour adhesion and vice-
versa.
Tyres in good state will significantly contribute to
your safety and will guarantee be er driving
behaviour. Make sure the pressures are correct at all
mes and check for wear. Pressure should be
measured when the tyre is cold.
TYRES
Front wheel:
2.75 x 21" TRIAL
Rear wheel:
4.00 x 18" TRIAL
RECOMMENDED TYRE PRESSURES
Front wheel:
0.45 bar (0.42 bar for compe on)
Rear wheel:
0.35 bar (0.3 bar for compe on)
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BRAKES
The brake fluid level can be checked through the peephole
on the front master cylinder and the fluid reservoir of the
rear master cylinder. The level must reach the middle, fill
both reservoirs if necessary. Use D.O.T. 4 brake fluid.
There are bleed nipples on both circuits in order to
eliminate air bubbles that could have entered the system
any work has been carried out.
The brake pedal must have some free play.
You should regularly check the state of the front
and rear brake pads as well as the brake fluid level.
For your safety as well as precise and e ec ve
riding, do not use the motorcycle with excessively
worn brake pads or brake fluid below the
minimum level. If the brake pedal has a spongy
feel, there may be air in the hydraulic system and
it will need to be bled.
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STEERING LOCK
The steering lock is located under the lower front fork triple
clamp.
To lock the steering, insert the key and turn the
handlebars right as far as they will go, then press and turn
-clockwise.
To unlock, insert the key and turn clockwise.
SIDE STAND
The side stand is on the right of the motorcycle, secured to
the chassis with a spring. Move the side stand out as far as
it will go in order to rest the motorcycle on it when
. Never drive with the side stand unfolded.
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HANDLEBAR AND INSTRUMENT PANEL
-hand side of the handlebar
contains:
-Clutch lever.
-Horn.
-.
-Main/dip beam switch, and
indicator switch.
The instrument panel is in the centre
of the handlebar. (
later in the manual)
The right-hand side of the handlebar
contains:
-
Brake lever
-
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ADJUSTING LEVERS AND THE HANDLE BAR
Both levers must have a free play of 3 mm at the most.
This play must be present, do not eliminate it. To adjust,
use the adjustment nuts located on the levers.
To adapt the handlebar to di erent types of riding, you can
it more or less by loosening the clamps that secure it to
the fork. When adjusted as desired, hten the bolts again,
sta ng with the bolts closest to the seat and con nuing
with those closest to the speedometer.
CHECKING THE OIL LEVEL
The engine holds 350 cc of transmission oil. Try to keep the
level between maximum and minimum levels for correct
opera on of the engine.
up with the
same oil. We recommend 0W 75 GEAR TRANS type oil.
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Oil change
Fig(a): Oil emptying plug Fig(b). Oil filling plug
There is a plug at the bo om of the sump for emptying the
oil Fig(a) and another plug at the top for filling Fig(b).
To change the oil, start up the cold engine a nd let it ck
over for 5 minutes. This will heat the oil enough for
changing.
Then place a tray under the engine and remove the oil plug .
Let all the oil drain out and clean the plug removing any
possible metal filings. When it is clean refit and fill with new
oil through the upper filling plug orifice, un it reaches the
correct level in the peep hole.
AIR FILTER
A r removing the filter, it can be cleaned using a
specific degreaser, then washed with water and
detergent, let the filter dry and then coat it with
special air filter oil. It is recommended to check the
state of the air filter regularly, to avoid problems
due to par les in the admission. Make sure you
clean it in a ven lated place, without sparks nearby
and do not use petrol for cleaning, as this could
cause an explosion.
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